• Thumbnail for O-Xylene
    configuration). It is a constitutional isomer of m-xylene and p-xylene, the mixture being called xylene or xylenes. o-Xylene is a colourless slightly oily flammable...
    6 KB (352 words) - 09:02, 17 March 2024
  • Thumbnail for Xylene
    of m-xylene and up to 20% each of o-xylene, p-xylene and ethylbenzene. The ratio of isomers can be shifted to favor the highly valued p-xylene via the...
    23 KB (2,092 words) - 12:47, 23 July 2024
  • Thumbnail for M-Xylene
    it differs from the other isomers, o-xylene and p-xylene. All have the same chemical formula C6H4(CH3)2. All xylene isomers are colorless and highly flammable...
    6 KB (395 words) - 16:03, 25 March 2024
  • Thumbnail for P-Xylene
    it differs from the other isomers, o-xylene and m-xylene. All have the same chemical formula C6H4(CH3)2. All xylene isomers are colorless and highly flammable...
    11 KB (940 words) - 16:38, 22 April 2023
  • Thumbnail for Tetrabromo-o-xylene
    α,α,α',α'-Tetrabromo-o-xylene is an organobromine compound with the formula C6H4(CHBr2)2. Three isomers of α,α,α',α'-Tetrabromoxylene exist, but the ortho...
    3 KB (220 words) - 03:52, 11 February 2024
  • This page provides supplementary chemical data on o-Xylene. The handling of this chemical may incur notable safety precautions. It is highly recommend...
    11 KB (214 words) - 15:02, 11 April 2023
  • isomers: Cycloocta-1,3,6-triene Ethylbenzene Octatetraene Xylenes m-Xylene o-Xylene p-Xylene This set index page lists chemical structure articles associated...
    329 bytes (57 words) - 05:50, 19 April 2023
  • Thumbnail for O-Toluic acid
    winner of the 1904 Nobel Prize in Chemistry. o-Toluic acid is prepared by oxidation of o-xylene with nitric acid. O-TOLUIC ACID - Compound Summary, PubChem...
    2 KB (107 words) - 12:54, 26 September 2023
  • Thumbnail for Omsk Refinery
    of aromatics of high purity: benzene (99.98% purity), p-Xylene (99.95% purity) and o-Xylene (99.6% purity). In 1949, Soviet authorities approved the...
    9 KB (757 words) - 12:25, 2 October 2024
  • 2 71.7 69 toluene 110.8 85.8 50 m-xylene 139.0 94.2 29.8 m-xylene 139.0 92.8 28.2 o-xylene 143.6 95.5 26 p-xylene 138.4 ~95 30.0 n-pentane 36.2 34.2...
    39 KB (554 words) - 22:56, 12 October 2024
  • Thumbnail for Phthalic anhydride
    An alternative process involves oxidation of the two methyl groups of o-xylene, a more atom-economical process. This reaction is run at about 320–400 °C...
    14 KB (1,150 words) - 23:26, 13 June 2024
  • Thumbnail for BTX (chemistry)
    and the three xylene isomers, all of which are aromatic hydrocarbons. The xylene isomers are distinguished by the designations ortho – (or o –), meta – (or...
    10 KB (762 words) - 19:49, 16 March 2023
  • Dry ice Carbon Tetrachloride -23 Dry ice 1,3-Dichlorobenzene -25 Dry ice o-Xylene -29 Liquid N2 Bromobenzene -30 Dry ice m-Toluidine -32 Dry ice 3-Heptanone...
    7 KB (91 words) - 08:40, 23 September 2024
  • current systematic nomenclature, o-, m- and p- are often replaced by using locants (1,2-dimethylbenzene instead of o-xylene). o-, m- and p- (written out ortho-...
    21 KB (2,421 words) - 04:36, 23 September 2024
  • Thumbnail for Toluene
    solvent extraction processes used for BTX aromatics (benzene, toluene, and xylene isomers). Toluene can be prepared by a variety of methods. For example,...
    34 KB (3,187 words) - 22:56, 10 August 2024
  • Thumbnail for Alkylbenzene
    sulfonate detergents. Some less substituted alkylbenzenes such as toluene and xylene are commonly used as solvents industrially. Allinger, Cava, de Jongh, Johnson...
    8 KB (706 words) - 18:15, 26 October 2023
  • Thumbnail for Naphthalene
    production of phthalic anhydride, although more phthalic anhydride is made from o-xylene. Naphthalene has been used as a fumigant. It was once the primary ingredient...
    37 KB (3,385 words) - 17:44, 21 September 2024
  • Thumbnail for Horizontal gene transfer
    malachite green, ethylbenzene, styrene, 2,4-dichloroaniline, trioxymethylene, o-xylene solutions, p-nitrophenol (PNP), p-aminophenol (PAP), and phenol (PhOH)...
    109 KB (11,994 words) - 17:43, 6 October 2024
  • Thumbnail for Phthalaldehyde
    from α,α,α’,α’-tetrachloro-o-xylene. A more modern synthesis is similar: the hydrolysis of the related tetrabromo-o-xylene using potassium oxalate, followed...
    7 KB (598 words) - 14:21, 27 August 2024
  • Thumbnail for Isomer
    different structural isomers. The classical example is 1,2-dimethylbenzene (o-xylene), which is often described as a mix of the two apparently distinct structural...
    41 KB (5,523 words) - 06:03, 19 July 2024
  • Thumbnail for Cooling bath
    3-Dichlorobenzene −25 Dry ice o-Xylene −29 Dry ice m-Toluidine −32 Dry ice Acetonitrile −41 Dry ice Pyridine −42 Dry ice m-Xylene −47 Dry ice n-Octane −56...
    8 KB (688 words) - 11:05, 20 September 2024
  • in various other compounds. Mesitylene is prepared by transalkylation of xylene over solid acid catalyst: 2 C6H4(CH3)2 ⇌ C6H3(CH3)3 + C6H5CH3...
    14 KB (1,286 words) - 02:17, 28 July 2024
  • Thumbnail for Steam cracking
    Xylenes o-Xylene m-Xylene p-Xylene Other Ethylbenzene...
    11 KB (1,388 words) - 15:12, 8 October 2024
  • Thumbnail for Diene
    Xylenes o-Xylene m-Xylene p-Xylene Other Ethylbenzene...
    8 KB (798 words) - 20:05, 28 February 2024
  • Thumbnail for Solvent
    ESIG European Solvents Industry Group" Solvents in Europe. Table and text O-Chem Lecture Tables Properties and toxicities of organic solvents CDC – Organic...
    45 KB (3,709 words) - 21:17, 6 September 2024
  • or a mixture of all three. Chemical weapons in World War I Tetrabromo-o-xylene Ashutosh Jogalekar. "Chemists and bad smells (and sulfur): A productive...
    4 KB (438 words) - 12:37, 22 November 2023
  • Thumbnail for Dimethyl terephthalate
    methyl-esterification steps from p-xylene via methyl p-toluate (PT). The method for the production of DMT from p-xylene (PX) and methanol consists of a multistep...
    6 KB (421 words) - 21:03, 16 April 2024
  • Thumbnail for Hydrocarbon
    simplest hydrocarbon, methane, burns as follows: CH 4 methane + 2 O 2 ⟶ CO 2 + 2 H 2 O {\displaystyle {\ce {{\underset {methane}{CH4}}+ 2O2 -> CO2 + 2H2O}}}...
    24 KB (2,586 words) - 20:12, 5 September 2024
  • Thumbnail for Benzene
    the xylene stream exiting the TDP unit is approximately 90% p-xylene. In some systems, even the benzene-to-xylenes ratio is modified to favor xylenes. Steam...
    91 KB (9,542 words) - 16:34, 9 October 2024
  • is the heat of reaction of the following process: C cH hN nO o (std.) + (c + h⁄4 - o⁄2) O 2 (g) → cCO 2 (g) + h⁄2H 2O (l) + n⁄2N 2 (g) Chlorine and sulfur...
    26 KB (2,644 words) - 11:07, 23 August 2024